Finding the Fourth Proportional to 109,410.12, 163,831.18 and 93,715.82

Step by Step Solution

1. Step 1: Write the proportion equation
   109,410.12 : 163,831.18 = 93,715.82 : x
2. Step 2: Convert to fraction form
   109,410.12/163,831.18 = 93,715.82/x
3. Step 3: Cross multiply
   109,410.12x = 163,831.18 × 93,715.82
4. Step 4: Simplify right side
   109,410.12x = 15,353,573,375.27
5. Step 5: Solve for x
   x = 15,353,573,375.27/109,410.12
6. Step 6: Final answer
   x = 140,330.47